Move internal classes under .impl package (2/2)

- adding back classes in old location marked as Deprecated

Change-Id: I27a6adf9faac5b6c7882d233494dfc994f7e978f
diff --git a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/DefaultNetconfDevice.java b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/DefaultNetconfDevice.java
new file mode 100644
index 0000000..0740cc4
--- /dev/null
+++ b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/ctl/DefaultNetconfDevice.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.netconf.ctl;
+
+import org.onosproject.netconf.NetconfDevice;
+import org.onosproject.netconf.NetconfDeviceInfo;
+import org.onosproject.netconf.NetconfException;
+import org.onosproject.netconf.NetconfSession;
+import org.onosproject.netconf.NetconfSessionFactory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+
+/**
+ * Default implementation of a NETCONF device.
+ *
+ * @deprecated in 1.10.0
+ */
+@Deprecated
+public class DefaultNetconfDevice implements NetconfDevice {
+
+    public static final Logger log = LoggerFactory
+            .getLogger(DefaultNetconfDevice.class);
+
+    private NetconfDeviceInfo netconfDeviceInfo;
+    private boolean deviceState = true;
+    protected NetconfSessionFactory sessionFactory = new SshNetconfSessionFactory();
+    private NetconfSession netconfSession;
+
+    /**
+     * Creates a new default NETCONF device with the information provided.
+     * The device gets created only if no exception is thrown while connecting to
+     * it and establishing the NETCONF session.
+     * @param deviceInfo information about the device to be created.
+     * @throws NetconfException if there are problems in creating or establishing
+     * the underlying NETCONF connection and session.
+     */
+    public DefaultNetconfDevice(NetconfDeviceInfo deviceInfo)
+            throws NetconfException {
+        netconfDeviceInfo = deviceInfo;
+        try {
+            netconfSession = sessionFactory.createNetconfSession(deviceInfo);
+        } catch (IOException e) {
+            deviceState = false;
+            throw new NetconfException("Cannot create connection and session for device " +
+                                               deviceInfo, e);
+        }
+    }
+
+    @Override
+    public boolean isActive() {
+        return deviceState;
+    }
+
+    @Override
+    public NetconfSession getSession() {
+        return netconfSession;
+    }
+
+    @Override
+    public void disconnect() {
+        deviceState = false;
+        try {
+            netconfSession.close();
+        } catch (IOException e) {
+            log.warn("Cannot communicate with the device {} session already closed", netconfDeviceInfo);
+        }
+    }
+
+    @Override
+    public NetconfDeviceInfo getDeviceInfo() {
+        return netconfDeviceInfo;
+    }
+
+    public class SshNetconfSessionFactory implements NetconfSessionFactory {
+
+        @Override
+        public NetconfSession createNetconfSession(NetconfDeviceInfo netconfDeviceInfo) throws NetconfException {
+            return new NetconfSessionImpl(netconfDeviceInfo);
+        }
+    }
+
+}